Home / 23,116,768.13-31,901,655.24-13,193,451.60

Finding the Fourth Proportional to 23,116,768.13, 31,901,655.24 and 13,193,451.60

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Solution

The fourth proportional to 23,116,768.13, 31,901,655.24 and 13,193,451.60 is: 18,207,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,768.13 : 31,901,655.24 = 13,193,451.60 : x
  2. Step 2: Convert to fraction form
    23,116,768.13/31,901,655.24 = 13,193,451.60/x
  3. Step 3: Cross multiply
    23,116,768.13x = 31,901,655.24 × 13,193,451.60
  4. Step 4: Simplify right side
    23,116,768.13x = 420,892,944,368,826.38
  5. Step 5: Solve for x
    x = 420,892,944,368,826.38/23,116,768.13
  6. Step 6: Final answer
    x = 18,207,257.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.